ruthenium Definition
ru·theni·um (-t̸hē′nē əm)
noun
a rare, very hard and brittle, silver-gray chemical element, one of the platinum metals, used as a hardener in alloys of platinum and palladium and as a catalyst: symbol, Ru; at. no., 44
Etymology: ModL: so named (1828) by G. W. Osann, Estonian-Russian chemist who produced it in impure form < ML Ruthenia, Russia (source of the ore) + -ium
ruthenium Usage Examples
Adjective modifier
radioactive: Media attention was at it peak in 1983 when radioactive ruthenium was allowed out to sea and washed back onto the holiday beaches.
Modifies a noun
- compound: Haimei will show how she has incorporated new design features into ruthenium compounds that are active against a wide range of cancer cells.
- cluster: The iron and ruthenium clusters not only lost their carbonyl ligands, but their cluster cores were also fragmented.
Noun used with modifier
element: The most significant discoveries of KSU include non-Euclidean geometry, obtaining aniline from nitrobenzene, new element Ruthenium, phenomenon of EPR.
Browse dictionary entries near ruthenium
- ‹ ruthenious
- ‹ ruthenic
- ‹ Ruthenian
- ‹ Ruthenia
- ‹ ruth
- ‹ rutabaga
- ‹ rut
- ‹ rusty
- ‹ rustproof
- ‹ rustling
- rutherford ›
- Rutherford atom ›
- rutherfordium ›
- ruthful ›
- ruthless ›
- rutilant ›
- rutile ›
- rutin ›
- Rutland ›
- Rutledge ›

